151495420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{971}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 330674400

約数和(自身を除く): 179178980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 269, 290, 538, 580, 971, 1076, 1345, 1942, 2690, 3884, 4855, 5380, 7801, 9710, 15602, 19420, 28159, 31204, 39005, 56318, 78010, 112636, 140795, 156020, 261199, 281590, 522398, 563180, 1044796, 1305995, 2611990, 5223980, 7574771, 15149542, 30299084, 37873855, 75747710, 151495420]

約数ペア:

[(1, 151495420), (2, 75747710), (4, 37873855), (5, 30299084), (10, 15149542), (20, 7574771), (29, 5223980), (58, 2611990), (116, 1305995), (145, 1044796), (269, 563180), (290, 522398), (538, 281590), (580, 261199), (971, 156020), (1076, 140795), (1345, 112636), (1942, 78010), (2690, 56318), (3884, 39005), (4855, 31204), (5380, 28159), (7801, 19420), (9710, 15602)]